function chgImg1(imageNum){
		if (document.images) document.cImg1.src = imageNum;
}

function chgImg2(imageNum){
		if (document.images) document.cImg2.src = imageNum;
}

function chgImg3(imageNum){
		if (document.images) document.cImg3.src = imageNum;
}

function chgImg4(imageNum){
		if (document.images) document.cImg4.src = imageNum;
}

function chgImg5(imageNum){
		if (document.images) document.cImg5.src = imageNum;
}

function chgImg6(imageNum){
		if (document.images) document.cImg6.src = imageNum;
}

function chgImg7(imageNum){
		if (document.images) document.cImg7.src = imageNum;
}

function chgImg8(imageNum){
		if (document.images) document.cImg8.src = imageNum;
}

function chgImg9(imageNum){
		if (document.images) document.cImg9.src = imageNum;
}

function chgImg10(imageNum){
		if (document.images) document.cImg10.src = imageNum;
}

function chgImg11(imageNum){
		if (document.images) document.cImg11.src = imageNum;
}

function chgImg12(imageNum){
		if (document.images) document.cImg12.src = imageNum;
}

function chgImg13(imageNum){
		if (document.images) document.cImg13.src = imageNum;
}

function chgImg14(imageNum){
		if (document.images) document.cImg14.src = imageNum;
}

function chgImg15(imageNum){
		if (document.images) document.cImg15.src = imageNum;
}

function chgImg16(imageNum){
		if (document.images) document.cImg16.src = imageNum;
}

function chgImg17(imageNum){
		if (document.images) document.cImg17.src = imageNum;
}

function chgImg18(imageNum){
		if (document.images) document.cImg18.src = imageNum;
}